no-man's-land
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈno-man’s-ˌland noun [singular, uncountable] 1. PMCONTROLan area of land that no one owns or controls, especially an area between two borders or opposing armies 〔尤指边界处或敌对阵地间的〕无人地带，真空地带2 a situation or type of activity that is not either of two things or is a combination of two things 两可状态，不定状态no-man's-land between the no-man’s land between art and science 介于艺术和科学之间的模糊领域
Examples from the Corpus
no-man's-land• Some of the most daring work was being done in that no-man's-land between painting and photography.ˈno-man’s-ˌland nounChineseSyllable
area one especially that owns no an of or Corpus land controls,
no-man's-land
ˈno-man’s-ˌland
noun [singular, uncountable]
1. an area of land that no one owns or controls, especially an area between two borders or opposing armies
2. a situation or type of activity that is not either of two things or is a combination of two things
no-man's-land between
the no-man’s land between art and science
ˈno-man’s-ˌland
noun [singular, uncountable]1. an area of land that no one owns or controls, especially an area between two borders or opposing armies
2. a situation or type of activity that is not either of two things or is a combination of two things
no-man's-land between